Robert Ballard's latest initiative puts a remote-control ROV at your fingertips -- and America's little-seen underwater national parks in full view.
"Rarely is a shipwreck so well preserved," whispers Sanctuary Manager Jeff Gray as the submersible Little Hercules inches toward the ghostly remains of a 19th-century schooner. Three wooden masts stand tall and surprisingly intact. Wood-stock anchors rest peacefully in catheads. Chains, batons and wire rigging lie scattered about the deck. And carved into the hull near the port-side cabin window, barely visible, is her name: Cornelia B. Windiate.